CN105142887A - Tire manufacturing method - Google Patents
Tire manufacturing method Download PDFInfo
- Publication number
- CN105142887A CN105142887A CN201480022450.9A CN201480022450A CN105142887A CN 105142887 A CN105142887 A CN 105142887A CN 201480022450 A CN201480022450 A CN 201480022450A CN 105142887 A CN105142887 A CN 105142887A
- Authority
- CN
- China
- Prior art keywords
- thermoplastic resin
- thin plate
- mentioned
- laminated body
- tire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 47
- 229920005992 thermoplastic resin Polymers 0.000 claims abstract description 152
- 229920001971 elastomer Polymers 0.000 claims abstract description 71
- 239000000806 elastomer Substances 0.000 claims abstract description 63
- 239000011342 resin composition Substances 0.000 claims abstract description 58
- 238000005520 cutting process Methods 0.000 claims abstract description 25
- 238000003825 pressing Methods 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims description 51
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 21
- 238000003475 lamination Methods 0.000 claims description 18
- 238000007493 shaping process Methods 0.000 claims description 11
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 238000005336 cracking Methods 0.000 abstract description 6
- 238000002156 mixing Methods 0.000 abstract description 4
- 238000010030 laminating Methods 0.000 abstract 1
- 239000005060 rubber Substances 0.000 description 13
- 229920001577 copolymer Polymers 0.000 description 12
- 230000000694 effects Effects 0.000 description 11
- -1 methoxy compound Chemical class 0.000 description 10
- 230000015572 biosynthetic process Effects 0.000 description 8
- 230000002596 correlated effect Effects 0.000 description 8
- 229920005989 resin Polymers 0.000 description 8
- 239000011347 resin Substances 0.000 description 8
- 238000000465 moulding Methods 0.000 description 7
- 229920002725 thermoplastic elastomer Polymers 0.000 description 7
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 238000005728 strengthening Methods 0.000 description 6
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 5
- 208000037656 Respiratory Sounds Diseases 0.000 description 5
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 5
- 239000011976 maleic acid Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 229920001707 polybutylene terephthalate Polymers 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 5
- 238000004073 vulcanization Methods 0.000 description 5
- 229920002943 EPDM rubber Polymers 0.000 description 4
- 239000005062 Polybutadiene Substances 0.000 description 4
- 239000011324 bead Substances 0.000 description 4
- 229920005549 butyl rubber Polymers 0.000 description 4
- 210000003754 fetus Anatomy 0.000 description 4
- 230000002787 reinforcement Effects 0.000 description 4
- 229920002379 silicone rubber Polymers 0.000 description 4
- 229920003048 styrene butadiene rubber Polymers 0.000 description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 229920000181 Ethylene propylene rubber Polymers 0.000 description 3
- 244000043261 Hevea brasiliensis Species 0.000 description 3
- 229920000459 Nitrile rubber Polymers 0.000 description 3
- 229920002292 Nylon 6 Polymers 0.000 description 3
- 229920000305 Nylon 6,10 Polymers 0.000 description 3
- 229920002302 Nylon 6,6 Polymers 0.000 description 3
- 239000004743 Polypropylene Substances 0.000 description 3
- 239000002174 Styrene-butadiene Substances 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 229920003052 natural elastomer Polymers 0.000 description 3
- 229920001194 natural rubber Polymers 0.000 description 3
- 229920005644 polyethylene terephthalate glycol copolymer Polymers 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- 229920002451 polyvinyl alcohol Polymers 0.000 description 3
- 239000004945 silicone rubber Substances 0.000 description 3
- 238000005987 sulfurization reaction Methods 0.000 description 3
- OEPOKWHJYJXUGD-UHFFFAOYSA-N 2-(3-phenylmethoxyphenyl)-1,3-thiazole-4-carbaldehyde Chemical compound O=CC1=CSC(C=2C=C(OCC=3C=CC=CC=3)C=CC=2)=N1 OEPOKWHJYJXUGD-UHFFFAOYSA-N 0.000 description 2
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 2
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical compound CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 2
- 241000446313 Lamella Species 0.000 description 2
- GYCMBHHDWRMZGG-UHFFFAOYSA-N Methylacrylonitrile Chemical compound CC(=C)C#N GYCMBHHDWRMZGG-UHFFFAOYSA-N 0.000 description 2
- AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 2
- 229920000572 Nylon 6/12 Polymers 0.000 description 2
- 229920000577 Nylon 6/66 Polymers 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- TZYHIGCKINZLPD-UHFFFAOYSA-N azepan-2-one;hexane-1,6-diamine;hexanedioic acid Chemical compound NCCCCCCN.O=C1CCCCCN1.OC(=O)CCCCC(O)=O TZYHIGCKINZLPD-UHFFFAOYSA-N 0.000 description 2
- 229920006235 chlorinated polyethylene elastomer Polymers 0.000 description 2
- 229920001038 ethylene copolymer Polymers 0.000 description 2
- 229920003049 isoprene rubber Polymers 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 2
- 229920002239 polyacrylonitrile Polymers 0.000 description 2
- 229920002647 polyamide Polymers 0.000 description 2
- 229920001230 polyarylate Polymers 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920001721 polyimide Polymers 0.000 description 2
- 239000004926 polymethyl methacrylate Substances 0.000 description 2
- 229920002620 polyvinyl fluoride Polymers 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical class FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 description 1
- IMROMDMJAWUWLK-UHFFFAOYSA-N Ethenol Chemical compound OC=C IMROMDMJAWUWLK-UHFFFAOYSA-N 0.000 description 1
- 229920000219 Ethylene vinyl alcohol Polymers 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- JHWNWJKBPDFINM-UHFFFAOYSA-N Laurolactam Chemical compound O=C1CCCCCCCCCCCN1 JHWNWJKBPDFINM-UHFFFAOYSA-N 0.000 description 1
- 239000006057 Non-nutritive feed additive Substances 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 229920000571 Nylon 11 Polymers 0.000 description 1
- 229920000299 Nylon 12 Polymers 0.000 description 1
- 229920003189 Nylon 4,6 Polymers 0.000 description 1
- 229920000393 Nylon 6/6T Polymers 0.000 description 1
- 229920000007 Nylon MXD6 Polymers 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 229920006121 Polyxylylene adipamide Polymers 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000004902 Softening Agent Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 229920006172 Tetrafluoroethylene propylene Polymers 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- QYKIQEUNHZKYBP-UHFFFAOYSA-N Vinyl ether Chemical compound C=COC=C QYKIQEUNHZKYBP-UHFFFAOYSA-N 0.000 description 1
- ZHQXROVTUTVPGO-UHFFFAOYSA-N [F].[P] Chemical compound [F].[P] ZHQXROVTUTVPGO-UHFFFAOYSA-N 0.000 description 1
- VDRSDNINOSAWIV-UHFFFAOYSA-N [F].[Si] Chemical class [F].[Si] VDRSDNINOSAWIV-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- BAPJBEWLBFYGME-UHFFFAOYSA-N acrylic acid methyl ester Natural products COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 229920001400 block copolymer Polymers 0.000 description 1
- WXCZUWHSJWOTRV-UHFFFAOYSA-N but-1-ene;ethene Chemical compound C=C.CCC=C WXCZUWHSJWOTRV-UHFFFAOYSA-N 0.000 description 1
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 229920006217 cellulose acetate butyrate Polymers 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000000875 corresponding effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- RAABOESOVLLHRU-UHFFFAOYSA-N diazene Chemical compound N=N RAABOESOVLLHRU-UHFFFAOYSA-N 0.000 description 1
- 229910000071 diazene Inorganic materials 0.000 description 1
- 150000001993 dienes Chemical class 0.000 description 1
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920005558 epichlorohydrin rubber Polymers 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- UFRKOOWSQGXVKV-UHFFFAOYSA-N ethene;ethenol Chemical compound C=C.OC=C UFRKOOWSQGXVKV-UHFFFAOYSA-N 0.000 description 1
- HIHIPCDUFKZOSL-UHFFFAOYSA-N ethenyl(methyl)silicon Chemical compound C[Si]C=C HIHIPCDUFKZOSL-UHFFFAOYSA-N 0.000 description 1
- 229920000840 ethylene tetrafluoroethylene copolymer Polymers 0.000 description 1
- 239000004715 ethylene vinyl alcohol Substances 0.000 description 1
- 229920006244 ethylene-ethyl acrylate Polymers 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229920000578 graft copolymer Polymers 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 150000004678 hydrides Chemical class 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 150000003949 imides Chemical class 0.000 description 1
- 229920000554 ionomer Polymers 0.000 description 1
- QQVIHTHCMHWDBS-UHFFFAOYSA-L isophthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC(C([O-])=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-L 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 229920002493 poly(chlorotrifluoroethylene) Polymers 0.000 description 1
- 229920001483 poly(ethyl methacrylate) polymer Polymers 0.000 description 1
- 229920006111 poly(hexamethylene terephthalamide) Polymers 0.000 description 1
- 229920003214 poly(methacrylonitrile) Polymers 0.000 description 1
- 229920002857 polybutadiene Polymers 0.000 description 1
- 239000005023 polychlorotrifluoroethylene (PCTFE) polymer Substances 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 229920000193 polymethacrylate Polymers 0.000 description 1
- 229920005554 polynitrile Polymers 0.000 description 1
- 229920006124 polyolefin elastomer Polymers 0.000 description 1
- 229920001021 polysulfide Polymers 0.000 description 1
- 239000005077 polysulfide Substances 0.000 description 1
- 150000008117 polysulfides Polymers 0.000 description 1
- 229920003225 polyurethane elastomer Polymers 0.000 description 1
- 229920002689 polyvinyl acetate Polymers 0.000 description 1
- 239000011118 polyvinyl acetate Substances 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 239000005033 polyvinylidene chloride Substances 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000012744 reinforcing agent Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000011115 styrene butadiene Substances 0.000 description 1
- 229920001935 styrene-ethylene-butadiene-styrene Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D30/00—Producing pneumatic or solid tyres or parts thereof
- B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
- B29D30/0681—Parts of pneumatic tyres; accessories, auxiliary operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D3/00—Cutting work characterised by the nature of the cut made; Apparatus therefor
- B26D3/003—Cutting work characterised by the nature of the cut made; Apparatus therefor specially adapted for cutting rubber
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/70—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by moulding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
- B29C69/001—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore a shaping technique combined with cutting, e.g. in parts or slices combined with rearranging and joining the cut parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D30/00—Producing pneumatic or solid tyres or parts thereof
- B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
- B29D30/0601—Vulcanising tyres; Vulcanising presses for tyres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/12—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis
- B26D1/14—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/12—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis
- B26D1/14—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter
- B26D1/143—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a stationary axis
- B26D1/15—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a stationary axis with vertical cutting member
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D30/00—Producing pneumatic or solid tyres or parts thereof
- B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
- B29D30/0681—Parts of pneumatic tyres; accessories, auxiliary operations
- B29D2030/0682—Inner liners
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2009/00—Use of rubber derived from conjugated dienes, as moulding material
- B29K2009/06—SB polymers, i.e. butadiene-styrene polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
- B29K2023/08—Copolymers of ethylene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2025/00—Use of polymers of vinyl-aromatic compounds or derivatives thereof as moulding material
- B29K2025/04—Polymers of styrene
- B29K2025/08—Copolymers of styrene, e.g. AS or SAN, i.e. acrylonitrile styrene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2077/00—Use of PA, i.e. polyamides, e.g. polyesteramides or derivatives thereof, as moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/0085—Copolymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/0088—Blends of polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/25—Solid
- B29K2105/253—Preform
- B29K2105/256—Sheets, plates, blanks or films
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Tyre Moulding (AREA)
- Tires In General (AREA)
Abstract
The purpose of the present invention is to provide a tire manufacturing method having a step in which end sections of sheet laminates, which are obtained by laminating an elastomer layer with a sheet comprising a thermoplastic resin or a thermoplastic resin composition obtained by blending a thermoplastic resin and an elastomer, are superimposed and molded. The end sections of the superimposed sheet laminates each exhibit an ideal end section form that is stable and uniform over the entire width of a cut section of the end section, allowing said end sections to be cut. Thus, on the basis of the cut form, once a pneumatic tire has begun moving, occurrences of cracking and peeling in the vicinity of a splice of the sheet laminates can be satisfactorily prevented over a longer period, enabling a tire having excellent durability to be manufactured. The abovementioned tire manufacturing method involves: positioning a cutting edge cradle on the elastomer layer side of a sheet laminate, and pressing a circular blade, which dependently rotates from the sheet side of the sheet laminate comprising a thermoplastic resin a thermoplastic resin composition, against the sheet laminate placed on the cutting edge cradle so as to cut the sheet laminate; and forming end sections of sheet laminates to be superimposed.
Description
Technical field
The present invention relates to a kind of manufacture method of tire.
Relate to a kind of manufacture method of tire in more detail, it has the thin plate made by thermoplastic resin or thermoplastic resin and the elastomer blended and thermoplastic resin composition obtained and elastomer layer is carried out lamination, make the operation that the end of the thin plate laminated body of lamination is overlapped, shaping, after this tire starts traveling, can not crack near the splicing part of this thin plate laminated body, excellent in te pins of durability.
Background technology
In recent years, have and propose that the thin plate by made by thermoplastic resin or thermoplastic resin and the elastomer blended and thermoplastic resin composition that obtains is used for airtyred liner, and expand research (patent document 1).
When thin plate made by this thermoplastic resin or thermoplastic resin and the elastomer blended and thermoplastic resin composition obtained is actually used in airtyred liner, the following manufacture method of usual employing: by this thermoplastic resin or thermoplastic resin and the elastomer blended and thin plate of the thermoplastic resin composition obtained and, lamination is carried out with this thermoplastic resin or thermoplastic resin and elastomer layer that is elastomer blended and the thin plate sulfuration adhesion of the thermoplastic resin composition obtained, the thin plate laminated body of acquisition is wound on tire assembly drum and carries out lap splice, for the sulfidization molding operation of tire.
But, by the winding of scroll in the form of a roll, length required for thin plate laminated body made by this thermoplastic resin or thermoplastic resin and the elastomer blended and thermoplastic resin composition that obtains and elastomer layer pulls out from this drum scroll also cuts into given size (length), be wound on tire assembly drum, carry out lap splice this drum is first-class, carry out sulfidization molding again, when manufacturing tire, after tire starts traveling, form the thermoplastic resin of liner or thermoplastic resin composition thin plate and, likely can peel off with the elastomer layer 3 of thin plate 2 sulfuration adhesion of this thermoplastic resin or this thermoplastic resin composition.
If be described with figure, then as shown in Fig. 2 (a), with cutter etc., the thin plate laminated body 1 of the thin plate 2 made by thermoplastic resin or thermoplastic resin and the elastomer blended and thermoplastic resin composition obtained and elastomer layer 3 lamination is cut into given size (length), on tire assembly drum, lap splice portion S is set at its both ends, annularly overlapping, splicing.In addition, when this thin plate laminated body 1 uses 1, its both ends are spliced, and are formed in the form of a ring; Or when using multiple, multiple thin plate laminated body 1 ends are each other spliced mutually, the overall formation etc. in a ring-type.
In addition, given size can be cut under the state of the thin plate laminated body 1 of the thin plate 2 made by thermoplastic resin or thermoplastic resin and the elastomer blended and thermoplastic resin composition obtained and elastomer layer 3 lamination, or also can cut off thin plate 2 and elastomer layer respectively, and then will both laminations.
And then, then the component (not shown) required for convolute manufacture tire, form green tire, then use bladder curing shaping.
After sulfidization molding, as shown in the illustraton of model of Fig. 2 (b), formed by thermoplastic resin or thermoplastic resin and the elastomer blended and thin plate 2 of thermoplastic resin composition that obtains and elastomer layer 3 are formed inner liner 10, and near the stitching section S of overlap, the exposed portion forming the thin plate 2 made by thermoplastic resin or above-mentioned thermoplastic resin composition and the part be embedded in elastomer layer 3.
And, the peeling of the thin plate 2 of above-mentioned thermoplastic resin or thermoplastic resin composition and the elastomer sheet 3 of sulfuration adhesion especially easily betide expose in the thin plate 2 of the thermoplastic resin composition shown in Fig. 2 (b), near leading section the places such as 4, first can crack, then develop into the peeling of thin plate gradually.
When this situation not only can betide and thin plate laminated body 1 is used as liner, in tire, also can there is same situation as during reinforcement members etc.No matter which kind of situation, thin plate 2 or thin plate laminated body 1 crack and the phenomenon peeled off can cause shorten the service life of tire, not preferably.
For the problems referred to above, propose to have and focus on overlap, the formation thin plate 2 of stitching section S or the end form of thin plate laminated body 1, at this light sheet material of cut-out, when forming this end, use point of a knife at the temperature below fusing point and stubbed cutter carries out cutting off (patent document 2).
Following content is especially focused in the proposal of this patent document 2: use point of a knife at the temperature below fusing point and stubbed guillotine type cutter cuts off, and whereby, forms the thin plate 2 of stitching section S or the end of thin plate laminated body 1 is sharp-pointed form.What this proposal was focused on is if the end of thin plate 2 or thin plate laminated body 1 is sharp-pointed form, then can prevent this thin plate 2 or thin plate laminated body 1 from cracking or peeling off well, thus have the excellent effect that can prevent above-mentioned situation from occurring.
But, be difficult to thin plate end to stablize in its whole cutting portion, well-balanced, cut off with desirable end form.Therefore, appear in the situation that thin plate 2 stripping earlier occurs compared with other parts partial portion, if it continues development, the service life of whole tire may be shortened, thus require to be improved further it.
Prior art document
Patent document
Patent document 1: Japanese Patent Laid-Open 2009-241855 publication
Patent document 2: Japan Patent No. 5146591 publications
Summary of the invention
The problem that invention quasi-solution is determined
In view of the above problems, the object of the present invention is to provide a kind of manufacture method of tire, it has the thin plate made by thermoplastic resin or thermoplastic resin and the elastomer blended and thermoplastic resin composition obtained and elastomer layer is carried out lamination, make the end of the thin plate laminated body of lamination overlapped, the operation of shaping liner or supporting material, the manufacture method of described tire can make the end of overlapping thin plate laminated body stablize in its whole cutting portion, well-balancedly, cut off with desirable end form, and then, according to this cut-out form, after pneumatic tire starts traveling, can for longer periods prevent from well cracking near the stitching section of this thin plate laminated body or peeling off, the tire that durability is very excellent can be produced.
Solution
To achieve these goals, the manufacture method of tire of the present invention has the formation of following (1).
(1) a kind of manufacture method of tire, it has the thin plate made by thermoplastic resin or thermoplastic resin and the elastomer blended and thermoplastic resin composition obtained and elastomer layer is carried out lamination, make the end of the thin plate laminated body of lamination overlapped, shaping operation, the manufacture method of described tire is characterised in that, in the elastomer layer side of above-mentioned thin plate laminated body configuration point of a knife pedestal, relative to the above-mentioned thin plate laminated body be placed in this point of a knife pedestal, from the circular knife that the pressing subordinate of the thin plate side made by above-mentioned thermoplastic resin or above-mentioned thermoplastic resin composition of this thin plate laminated body rotates, cut off this thin plate laminated body, form the end for making the end of above-mentioned thin plate laminated body overlapped.
In the manufacture method of the tire of being correlated with in the present invention, and then preferably comprise arbitrary formation of following (2) to (10).
(2) manufacture method of the tire as described in above-mentioned (1), it is characterized in that, when pressing above-mentioned circular knife to the thin plate side made by above-mentioned thermoplastic resin or above-mentioned thermoplastic resin composition of above-mentioned sheet pack layer body and cutting off, this cutter is made to be 5 ~ 40 ° relative to the incident angle α of above-mentioned thermoplastic resin or above-mentioned thermoplastic resin composition.
(3) manufacture method of the tire as described in above-mentioned (1) or (2), is characterized in that, the diameter of above-mentioned circular knife is 10mm ~ 200mm.
(4) manufacture method of the tire as described in above-mentioned (1) or (2), is characterized in that, the diameter of above-mentioned circular knife is 30mm ~ 100mm.
(5) manufacture method of the tire according to any one of above-mentioned (1) to (4), is characterized in that, above-mentioned can the circular knife that rotates of subordinate, the cross sectional shape vertical with rotating shaft direction be roughly spindle.
(6) manufacture method of the tire according to any one of above-mentioned (1) to (5), is characterized in that, above-mentioned can the point of a knife angle of circular knife that rotates of subordinate be more than 5 °, less than 60 °.
(7) manufacture method of the tire according to any one of above-mentioned (1) to (6), is characterized in that, above-mentioned point of a knife pedestal is provided with cutter receiver in the part contacted with cutter.
(8) manufacture method of the tire according to any one of above-mentioned (1) to (6), is characterized in that, in above-mentioned point of a knife pedestal, the part from metal contacted with cutter forms and is provided with cutter receiver.
(9) manufacture method of the tire according to any one of above-mentioned (1) to (8), it is characterized in that, the thermoplastic resin of the thin plate laminated body after above-mentioned cut-out or the cut-out end of above-mentioned thermoplastic resin composition are the sharp-pointed shape in front end because cutting off power.
(10) manufacture method of the tire according to any one of above-mentioned (1) to (9), it is characterized in that, press and above-mentionedly the cut-out carried out of circular knife that rotates of subordinate can make to enter to the inside in the front end of the thin plate made by above-mentioned thermoplastic resin or the thermoplastic resin composition that is mixed with elastomer and obtains in above-mentioned thermoplastic resin the position of (t × 1/3) length, there is thickness T (μm), meet the relation of 0.1t≤T≤0.8t.
Herein, t: by thin plate (not comprising the variant part produced because of the cut-out) average thickness (μm) in tire circumference made by thermoplastic resin or the thermoplastic resin composition that is mixed with elastomer and obtains in thermoplastic resin
T: this gauge of sheet (μm) of position entering (t × 1/3) length from the front end of the thin plate made by thermoplastic resin or the thermoplastic resin composition that is mixed with elastomer and obtains thermoplastic resin to the inside
Invention effect
According to the manufacture method of the tire of the present invention that claim 1 is correlated with, it has the thin plate made by thermoplastic resin or thermoplastic resin and the elastomer blended and thermoplastic resin composition obtained and elastomer layer is carried out lamination, make the end of the thin plate laminated body of lamination overlapped, shaping operation, the manufacture method of described tire can make the end of overlapping thin plate laminated body stablize in its whole cutting portion, well-balancedly, cut off with desirable end form, therefore, according to this cut-out form, after pneumatic tire starts traveling, can for longer periods prevent from well cracking near the stitching section of this thin plate laminated body or peeling off, thus the tire of excellent in te pins of durability can be produced.
The manufacture method of the tire of the present invention according to any one of claim 2 to 10, has the relevant effect of the present invention described in the claims 1, and more conscientiously and effectively can obtain this effect.
Accompanying drawing explanation
Fig. 1 (a) represents to use to cut off by specific length and the leading section shape pressing circular knife that the inventive method is correlated with and cut off is sharp-pointed, thin plate 2 made by thermoplastic resin or thermoplastic resin composition and elastomer layer 3 carry out the thin plate laminated body 1 of lamination, the end of this thin plate laminated body 1 is carried out the illustraton of model of the state of lap splice, Fig. 1 (b) be represent to carry out under the state shown in Fig. 1 (a) tyre vulcanization shaping after the illustraton of model of this state, Fig. 1 (c) be model illustrate that the method that the pressing circular knife utilizing the inventive method to be correlated with carries out cutting off carries out cutting off, thin plate 2 made by thermoplastic resin or thermoplastic resin composition cuts off the summary side elevation of the example of shape of front end after sulfidization molding.
Fig. 2 (a) be represent use there is conventional end, thin plate laminated body 1 that thin plate made by thermoplastic resin or thermoplastic resin composition 2 and elastomer layer 3 carry out lamination, the end of this thin plate laminated body 1 is carried out the illustraton of model of the state of lap splice, Fig. 2 (b) is the illustraton of model representing the example states carry out sulfidization molding under the state shown in Fig. 2 (a) after.
Fig. 3 represents that the circular knife that the subordinate that pressing the inventive method is correlated with rotates cuts off thin plate laminated body, forms the illustraton of model wanting the state of the end of lap splice.
Fig. 4 represents to thin plate laminated body to press the circular knife that subordinate that the inventive method is correlated with rotates, and cuts off this thin plate laminated body and the illustraton of model of the end state after handover of lap splice that formed.
Fig. 5 (a), Fig. 5 (b) are the illustratons of model of the example representing the circular knife that the present invention preferably uses, Fig. 5 (a) is the front view observed from the direction vertical with its rotating shaft Y-direction, and Fig. 5 (b) is its right side view.
Fig. 6 be represent the circular knife identical with Fig. 5 (a) Suo Shi and have that bottom narrows, the illustraton of model of state that cutter receiver 8 that cross section is trapezoidal slot space fastens.
Fig. 7 is the partial exploded perspective view representing the airtyred routine form obtained by the manufacture method of tire of the present invention.
Detailed description of the invention
Below, use accompanying drawing etc., the manufacture method of tire of the present invention is described in further detail.
The manufacture method of tire of the present invention is as shown in the illustraton of model of Fig. 3, have and the thin plate 2 made by thermoplastic resin or thermoplastic resin and the elastomer blended and thermoplastic resin composition that obtains is carried out lamination with elastomer layer 3, make the end of the thin plate laminated body 1 of lamination overlapped, shaping operation, the manufacture method of described tire is characterised in that, in the elastomer layer side of thin plate laminated body 1 configuration point of a knife pedestal 7, relative to the thin plate laminated body 1 be placed in this point of a knife pedestal 7, from the circular knife 6 that the pressing subordinate of thin plate 2 side made by thermoplastic resin or thermoplastic resin composition of thin plate laminated body 1 rotates, cut off thin plate laminated body 1, form the end for making the end of thin plate laminated body 1 overlapped.Carry out above-mentioned shaping to thin plate laminated body 1, be used as to form liner or supporting material person.
According to correlation technique of the present invention, by the circular knife 6 rotated from the pressing subordinate of thin plate 2 side made by thermoplastic resin or thermoplastic resin composition of thin plate laminated body 1, cut off thin plate laminated body 1, while circular knife 6 rotates, the thin plate 2 stretched made by thermoplastic resin or thermoplastic resin composition is to be pressed into point of a knife pedestal 7, and cut off by thin plate 2, thus the leading section cross sectional shape of thin plate 2 can be formed as the sharp-pointed shape in front end.
Fig. 4 is the illustraton of model representing the state cutting off rear thin plate laminated body 1 in a manner described, is to offset from Fig. 3 the figure observed in 90 ° of directions.Thin plate 2 in thin plate laminated body 1 made by thermoplastic resin or thermoplastic resin composition is stretched towards the cutter receiver 8 in point of a knife pedestal 7, thus the sharp shape attenuated in leading section.
In relevant thin plate laminated body 1, use the sharp-pointed thin plate laminated body of the leading section cross sectional shape of the thin plate 2 made by thermoplastic resin or thermoplastic resin composition to carry out lap splice, thus can prevent from well cracking near the end of this thin plate 2 or thin plate laminated body 1, peeling off.
Especially according to method of the present invention, than guillotine type cutting knife, the end of overlapping thin plate laminated body 1 can be made to stablize in its whole cutting portion, well-balanced, cut off with desirable end form, according to this cut-out form, after this pneumatic tire starts traveling, the effect for longer periods preventing above-mentioned thin plate 2 or thin plate laminated body 1 from cracking, stripping occurs can be obtained.
In the method for the invention, when pressing above-mentioned circular knife 6 to thin plate 2 side made by above-mentioned thermoplastic resin or above-mentioned thermoplastic resin composition of thin plate laminated body 1 and cutting off, cutter is preferably made to be 5 ~ 40 ° relative to the incident angle α of the thin plate 2 made by thermoplastic resin or thermoplastic resin composition.According to the knowledge of present inventor etc., make incident angle α within the scope of 5 ~ 40 °, contact circular knife 6, thus this thin plate 2 cutting off of can effectively stretching.Especially, if make incident angle α cut off within the scope of 10 ~ 30 °, then this effect is more remarkable, therefore more preferably.
In order to realize above-mentioned incident angle α, the thickness of thin plate laminated body 1 is usually made to be that therefore, the diameter of circular knife 6 is preferably 10mm ~ 200mm, wherein, most preferably is 30mm ~ 100mm close to 1mm to the scope counting mm.The thickness of thin plate laminated body 1 is preferably 20 ~ 500 μm.Wherein, from purposes, during as reinforcement thin plate, thickness is preferably 50 ~ 300 μm; When being used as the thin plate forming inner liner, thickness is preferably 30 ~ 300 μm.
Importantly circular knife 6 subordinate rotates, and non-positive drives, rotates, can rotate an edge cutting direction moves, advances, and this moves can be relative movement, the cutter position that also can be rotation is constant, is moved by the double point of a knife pedestal 7 doing thin plate mounting table.
Point of a knife pedestal 7 must make circular knife subordinate rotate conscientiously, on this basis, the thin plate 2 in thin plate laminated body 1 made by thermoplastic resin or thermoplastic resin composition conscientiously must be stretched towards point of a knife pedestal 7 and cut off, then using when cutting off.In addition, point of a knife pedestal 7 can obtain above-mentioned effect conscientiously when the part contacted with cutter 6 is provided with cutter receiver 8, therefore preferably.The slot space cross sectional shape of the cutter receiver 8 shown in Fig. 4 is isosceles triangle.
Can the shape of circular knife 6 that rotates of subordinate as shown in the illustraton of model of Fig. 5 (a), (b), preferably vertical with its rotating shaft Y-direction cross sectional shape is roughly spindle.As shown in Figure 5, " roughly spindle " refers to that the distance between rotating shaft Y is larger, form all thinner up and down.
As shown in Figure 5, when the point of a knife angle θ of this circular knife 6 is more than 5 °, less than 60 °, can cut off well-balancedly, with preferred end form, therefore preferably.Also can carry out rounding processing to the portion foremost of this cutter, reduce slightly the sharpness of cutter.During cut-out, thin plate 2 is stretched conscientiously towards point of a knife pedestal 7, contribute to making front end be sharp shape and cutting off, therefore, if combinationally used with aftermentioned cutter receiver 8, Be very effective.
In addition, preferred point of a knife pedestal 7 is provided with cutter receiver 8 in the part contacted with cutter.By arranging the cutter receiver 8 contacted with cutter in point of a knife pedestal 7, thus more desirable shape can be cut to.The slot space cross sectional shape of cutter receiver 8 can be used for isosceles triangle (V-shape) person shown in Fig. 4, or the trapezoidal or U-shaped person etc. that the bottom shown in Fig. 6 narrows.The point of a knife pedestal be preferably made up of metal or hard resin etc.
Cut off according to the method that the present invention is correlated with, after cutting off, the cut-out end one of the thin plate 2 made by thermoplastic resin or above-mentioned thermoplastic resin composition of thin plate laminated body 1 is characterised in that greatly, its front end is sharp shape because of the cut-out power of circular knife, and whole cut-out scope is also in well-balanced and good sharp shape.
Fig. 4 represents the model example of shape after cut-out, and the leading section 9 of thin plate 2 hangs down to elastomer layer 3 side downwards, in front fine and rear thick shape.
The shape of the leading section 5 of the thin plate 2 obtained after cutting off is preferably formed to as shown in Fig. 1 (c), the position of (t × 1/3) length is being entered to the inside from the front end of thin plate 2, there is this gauge of sheet T (μm), meet the relation of 0.1t≤T≤0.8t, more preferably 0.2t≤T≤0.6t.
Herein, t is thin plate 2 (not comprising the variant part produced because of the cut-out) average thickness (μm) in tire circumference made by thermoplastic resin or the thermoplastic resin composition that is mixed with elastomer and obtains in thermoplastic resin, and T is for entering this gauge of sheet (μm) of position of (t × 1/3) length to the inside from the front end of the thin plate made by thermoplastic resin or the thermoplastic resin composition that is mixed with elastomer and obtains in thermoplastic resin.
Fig. 7 is the partial exploded perspective view representing the airtyred routine form obtained by the manufacture method of tire of the present invention, expression be example thin plate laminated body 1 being designed to inner liner 10.
As shown in Figure 7, tire T is provided with sidewall portion 12 and bead part 13 in the left and right of fetus face 11 in the mode be connected.Inside this tire, as the casing ply 14 of tyre framework along tire width direction, cross over left and right bead part 13,13 and establish.At the outer circumferential side of the casing ply 14 corresponding with fetus face 11, be provided with the 2 layers of belt 15 comprising all-steel cord.Arrow X represents tire circumference.In the inner side of casing ply 14, be equipped with the inner liner 10 be made up of thin plate laminated body 1, its lap splice portion S extends along tire width direction, exist.
Tire thin plate laminated body 1 being used as inner liner 10 shown in Fig. 7, the generation of the original crackle easily produced on tire inner peripheral surface, near lap splice portion S can be suppressed, and can suppress to form the thin plate 2 made by thermoplastic resin or thermoplastic resin composition of inner liner 10 and the generation of crackle between line with rubber lamella (elastomer layer) 3, the generation of stripping, the durability of tire significantly promotes.
The overlap length of lap splice portion S can be different according to tire size, but be preferably about 7 ~ 20mm, is more preferably about 8 ~ 15mm.If overlap length is long, then there is the trend that uniformity is deteriorated; If overlap length is too short, then time shaping, may split in stitching section, not preferably.
Above-mentioned thin plate laminated body 1 can be used as airtyred inner liner, also can be not used as inner liner, such as, can be used as the reinforcement thin plate layer of reinforcement tire specific part.
In the present invention, when using thin plate laminated body as inner liner (permeation-proof gas-bearing formation), the conventional equipping position of inner liner is disposed in.In this case, the thin plate laminated body can also and then using the present invention to be correlated with is as the strengthening course of this inner liner.
When being used as strengthening course, be disposed in inside tires, such as casing ply, belt etc. strengthening course and be adjacent to the part of rubber layer, effect is better, or also may be used for the surface of tyre portions such as bead part, sidewall or fetus face (outer surface and lumen side surface both).When being especially disposed in sidewall or/and shoulder portion, resistance to reinforcing effect can be obtained.No matter which kind of situation, as long as have lap splice portion, can obtain the effect of the invention described above.
About thermoplastic resin operable in the present invention, preferred use is such as: polyamide-based resin (such as, nylon 6 (N6), nylon66 fiber (N66), nylon 46 (N46), nylon 11 (N11), nylon 12 (N12), NYLON610 (N610), nylon 612 (N612), nylon 6/66 copolymer (N6/66), nylon 6/66/610 copolymer (N6/66/610), nylon MXD 6 (MXD6), nylon 6T, nylon 9 T, nylon 6/6T copolymer, nylon66 fiber/PP copolymer, nylon66 fiber/PPS copolymer) and N-alkoxyalkyl compound, the methoxy compound of such as nylon 6, the methoxy compound of nylon 6/610 copolymer, the methoxy compound of nylon 612, polyester resin (such as, the aromatic polyester such as polybutylene terephthalate (PBT) (PBT), PETG (PET), polyethylene glycol isophthalate (PEI), PET/PEI copolymer, polyarylate (PAR), PBN (PBN), liquid crystal polyester, polyoxalkylene diimide diacid/polybutylene terephthalate (PBT) copolymer), polynitriles resinoid (such as, polyacrylonitrile (PAN), polymethacrylonitrile, acrylonitrile/styrol copolymer (AS), methacrylonitrile/styrol copolymer, methacrylonitrile/styrene/butadiene copolymers), polymethacrylate resin (such as, polymethyl methacrylate (PMMA), polyethyl methacrylate), polythylene resin (such as, polyvinyl acetate, polyvinyl alcohol (PVA), vinyl alcohol/ethylene copolymer (EVOH), polyvinylidene chloride (PVDC), polyvinyl chloride (PVC), vinyl chloride/vinylidene chloride copolymer, vinylidene chloride/methyl acrylate copolymer, vinylidene chloride/acrylonitrile copolymer (ETFE)), cellulosic resin (such as, cellulose acetate, cellulose acetate-butyrate), fluorine-type resin (such as, Kynoar (PVDF), polyvinyl fluoride (PVF), polytrifluorochloroethylene (PCTFE), tetrafluoroethylene/ethylene copolymer), acid imide resin (such as, aromatic polyimide (PI)) etc.
In addition, in the thermoplastic resin of the formation thermoplastic resin composition that the present invention can use and elastomer, above-mentioned substance can be used about thermoplastic resin.Elastomer can preferably use such as: polydiene and hydride (such as, natural rubber (NR) thereof, isoprene rubber (IR), epoxy natural rubber, styrene butadiene ribber (SBR), butadiene rubber (BR, high along BR and low suitable BR), acrylonitrile-butadiene rubber (NBR), hydrogenated nbr, hydrogenation SBR), olefin rubber (such as, EP rubbers (EPDM, EPM), maleic acid modified EP rubbers (M-EPM), butyl rubber (IIR), the copolymer of isobutene and aromatic ethenyl or diene-based monomer, ACM (ACM), ionomer), halogen-containing rubber (such as, Br-IIR, CI-IIR, brominated isobutylene-p-methylstyrene copolymer (BIMS), neoprene (CR), epichlorohydrin rubber (CHR), CSM (CSM), chlorinated polyethylene rubber (CM), maleic acid modified chlorinated polyethylene rubber (M-CM)), silicon rubber (such as, methyl vinyl silicone rubber, dimethyl silicone rubber, methyl phenyl vinyl silicone rubber), containing sulphur rubber (such as, polysulfide rubber), fluorubber (such as, vinylidene fluoride class rubber, fluorine-containing vinyl ether base rubber, tetrafluoroethylene-propylene class rubber, fluorine silicon class rubber, containing fluorine phosphorus nitrile rubber), thermoplastic elastomer (TPE) (such as, styrenic elastomer, olefin type elastomer, ester class elastomer, polyurethane elastomer, polyamide-based elastomer) etc.
In addition, when carrying out blended with above-mentioned specific thermoplastic resin and above-mentioned specific elastomeric combination, when intersolubility is variant, suitable mutual solvent can be adopted to assign to make both dissolve each other as the 3 one-tenth.In co-mixing system, mix mutual solvent, can reduce thermoplastic resin and elastomeric interfacial tension, thus the elastomeric particle diameter being formed with dispersion layer can be made to become fine, therefore, the characteristic of two kinds of compositions can more effectively manifest.The copolymer with thermoplastic resin and elastomer both sides or the wherein structure of a side generally selected by this kind of mutual solvent, also the optional compound of copolymer structure with having the epoxy radicals, carbonyl, halogeno-group, amino, oxazolyl, hydroxyl etc. that can react with thermoplastic resin or elastomer.Can select according to wanting blended thermoplastic resin and elastomeric kind, normally usedly there are styrene/ethylene-butene block copolymer (SEBS) and maleic acid modified thing, EPDM, EPM, EPDM/ styrene or EPDM/ acrylonitrile graft copolymer and maleic acid modified thing, styrene/maleic acid, reactive oxygen thiaxanthene etc.The blend amount of relevant mutual solvent is not particularly limited, and preferably relative to component of polymer (thermoplastic resin and elastomeric total) 100 weight portions, is 0.5 ~ 10 weight portion.
At thermoplastic resin and elastomer blended and in the thermoplastic resin composition obtained, specific thermoplastic resin and elastomeric ratio of components are not particularly limited, suitable formation elastomer is scattered in the structure in the matrix of thermoplastic resin as discontinuous phase, preferable range is weight ratio 90/10 ~ 30/70.
In the present invention, in the scope of necessary characteristic not damaging liner or strengthening course, can at thermoplastic resin or thermoplastic resin and elastomer blended and mix other polymer such as mutual solvent in the thermoplastic resin composition obtained.The object mixing other polymer be in order to improve thermoplastic resin and elastomeric intersolubility, material molding processibility and improve heat resistance and reduce costs etc., the material for this purpose can be exemplified below: polyethylene (PE), polypropylene (PP), polystyrene (PS), ABS, SBS, Merlon (PC) etc.
In addition, elastomer, when mixing with thermoplastic resin, can also carry out dynamic vulcanization.Vulcanizing agent during dynamic vulcanization, vulcanization aid, conditions of vulcanization (temperature, time) etc. suitably can determine according to the elastomeric composition that will add, and are not particularly limited.
In addition, in the scope of necessary characteristic not damaging liner or strengthening course, can reinforcing agent, softening agent, plasticizer, processing aid, pigment, dyestuff, age resister etc. such as the filler of the usual compatibility of compatibility in polymeric blends (calcium carbonate, titanium oxide, aluminium oxide etc.), carbon black, white carbon arbitrarily.The structure of thermoplastic resin composition is that elastomer is scattered in the matrix of thermoplastic resin as discontinuous phase.Adopt dependency structure can give liner or the sufficient flexibility of strengthening course, and utilize the continuous phase effect of resin bed, and give its sufficient rigidity, meanwhile, no matter elastomer has how many, time shaping, the molding processibility equal with thermoplastic resin can be obtained.
In the present invention, spendable thermoplastic resin, elastomeric Young's modulus of elasticity are not particularly limited, but are all preferably 1 ~ 500MPa, are more preferably 50 ~ 500MPa.
Example
Below, manufacture airtyred example according to by manufacture method of the present invention, illustrate formation of the present invention, effect.
The thin plate laminated body that the manufacture method of tire of the present invention is relevant is used as liner in each example, comparative example, manufactures tire.
Calculate the crackle overall length produced along splicing near the stitching section of each test tyre cavity liner, accordingly each pneumatic tire is assessed.
Use 215/70R1598H as test tire, each example, comparative example respectively make 2, attach it on JATMA standard rim 15 × 6.5JJ, inner pressure of tire is made to be 240kPa, load 8.82kN load (120% of JATMA maximum load load), after the speeds 50,000km of 80km/ hour, calculate the overall length of crackle according to said method, assess.
Example 1-6, comparative example 1-2
In example 1-6, comparative example 1-2, the thermoplastic resin composition forming liner all uses makers-up shown in table 1 (thickness 130 μm), as for elastomer layer (line with rubber lamella), all use makers-up (thickness 0.7mm) shown in the table 2 bonded with this thermoplastic resin composition.
Example 1-6 is related content of the present invention, has carried out various change to the diameter of dise knife, the angle θ of point of a knife.Comparative example 1 uses conventional knife to cut off, and the front end cutting off leading section is not sharp-pointed.Comparative example 2 uses guillotine type cutting knife to cut off, and finds that the front end cutting off end is sharp-pointed, but finds observe the sharp shape of its front end for whole shearing length after, be inferior to example 1-6.
The crackle overall length produced is as described in Table 3.Pneumatic tire according to the inventive method manufacture does not crack substantially, and durability is very excellent.
Table 1
Remarks: a) brominated isobutylene p-methylstyrene copolymer
B) maleic anhydride modified ethylene-ethyl acrylate copolymer
Table 2
Symbol description
1: thin plate laminated body
2: thermoplastic resin or thermoplastic resin and thin plate that the is elastomer blended and thermoplastic resin composition obtained
3: elastomer layer
4: near the leading section of the thin plate 2 of thermoplastic resin or thermoplastic resin composition
5: the fore-end after the cut-out of thin plate 2
6: circular knife
7: point of a knife pedestal
8: cutter receiver
9: the leading section of the thin plate after cut-out
10: inner liner
11: fetus face
12: sidewall portion
13: tyre bead
14: casing ply
15: belt
S: lap splice portion
X: tire circumference
α: cutter is relative to the incidence angle of thin plate laminated body 2
θ: point of a knife angle
Claims (10)
1. the manufacture method of a tire, it has the thin plate made by thermoplastic resin or thermoplastic resin and the elastomer blended and thermoplastic resin composition obtained and elastomer layer is carried out lamination, make the end of the thin plate laminated body of lamination overlapped, shaping operation, the manufacture method of described tire is characterised in that, in the elastomer layer side of above-mentioned thin plate laminated body configuration point of a knife pedestal, relative to the above-mentioned thin plate laminated body be placed in this point of a knife pedestal, from the circular knife that the pressing subordinate of the thin plate side made by above-mentioned thermoplastic resin or above-mentioned thermoplastic resin composition of this thin plate laminated body rotates, cut off this thin plate laminated body, form the end for making the end of above-mentioned thin plate laminated body overlapped.
2. the manufacture method of tire according to claim 1, it is characterized in that, when pressing above-mentioned circular knife to the thin plate side made by above-mentioned thermoplastic resin or above-mentioned thermoplastic resin composition of above-mentioned sheet pack layer body and cutting off, this cutter is made to be 5 ~ 40 ° relative to the incident angle α of above-mentioned thermoplastic resin or above-mentioned thermoplastic resin composition.
3. the manufacture method of tire according to claim 1 and 2, is characterized in that, the diameter of above-mentioned circular knife is 10mm ~ 200mm.
4. the manufacture method of tire according to claim 1 and 2, is characterized in that, the diameter of above-mentioned circular knife is 30mm ~ 100mm.
5. the manufacture method of tire according to any one of claim 1 to 4, is characterized in that, above-mentioned can the circular knife that rotates of subordinate, the cross sectional shape vertical with rotating shaft direction be roughly spindle.
6. the manufacture method of tire according to any one of claim 1 to 5, is characterized in that, above-mentioned can the point of a knife angle of circular knife that rotates of subordinate be more than 5 °, less than 60 °.
7. the manufacture method of tire according to any one of claim 1 to 6, is characterized in that, above-mentioned point of a knife pedestal is provided with cutter receiver in the part contacted with cutter.
8. the manufacture method of tire according to any one of claim 1 to 6, is characterized in that, in above-mentioned point of a knife pedestal, the part from metal contacted with cutter forms and is provided with cutter receiver.
9. the manufacture method of tire according to any one of claim 1 to 8, is characterized in that, the thermoplastic resin of the thin plate laminated body after above-mentioned cut-out or the cut-out end of above-mentioned thermoplastic resin composition are the sharp-pointed shape in front end because cutting off power.
10. the manufacture method of tire according to any one of claim 1 to 9, it is characterized in that, press and above-mentionedly can the cut-out carried out of circular knife that rotates of subordinate make in the position entering (t × 1/3) length from the front end of the thin plate made by above-mentioned thermoplastic resin or the thermoplastic resin composition that is mixed with elastomer and obtains in above-mentioned thermoplastic resin to the inside, there is thickness T (μm), meet the relation of 0.1t≤T≤0.8t.
Herein, t: by thin plate (not comprising the variant part produced because of the cut-out) average thickness (μm) in tire circumference made by thermoplastic resin or the thermoplastic resin composition that is mixed with elastomer and obtains in thermoplastic resin
T: this gauge of sheet (μm) of position entering (t × 1/3) length from the front end of the thin plate made by thermoplastic resin or the thermoplastic resin composition that is mixed with elastomer and obtains thermoplastic resin to the inside.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013-093740 | 2013-04-26 | ||
| JP2013093740A JP6236855B2 (en) | 2013-04-26 | 2013-04-26 | Tire manufacturing method |
| PCT/JP2014/061016 WO2014175174A1 (en) | 2013-04-26 | 2014-04-18 | Tire manufacturing method |
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| Publication Number | Publication Date |
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| CN105142887A true CN105142887A (en) | 2015-12-09 |
| CN105142887B CN105142887B (en) | 2017-11-17 |
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| CN201480022450.9A Active CN105142887B (en) | 2013-04-26 | 2014-04-18 | The manufacture method of tire |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US10562252B2 (en) |
| JP (1) | JP6236855B2 (en) |
| CN (1) | CN105142887B (en) |
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| WO (1) | WO2014175174A1 (en) |
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| CN107000481B (en) * | 2014-12-01 | 2019-01-25 | 株式会社普利司通 | Pneumatic tire and its manufacturing method |
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| JP2001232696A (en) * | 2000-02-22 | 2001-08-28 | Toyo Tire & Rubber Co Ltd | Method for molding unvulcanized tire inner liner |
| WO2012086801A1 (en) * | 2010-12-22 | 2012-06-28 | 横浜ゴム株式会社 | Pneumatic tyre manufacturing method |
| JP5146591B1 (en) * | 2011-12-22 | 2013-02-20 | 横浜ゴム株式会社 | Pneumatic tire manufacturing method |
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| JPS5146591A (en) | 1974-10-18 | 1976-04-21 | Sharp Kk | Kogaigasuno sankanenshoshokubaierementono seizoho |
| US4426901A (en) * | 1981-11-16 | 1984-01-24 | The Firestone Tire & Rubber Company | Crush cutter |
| JP2719918B2 (en) * | 1988-01-18 | 1998-02-25 | 株式会社ブリヂストン | Sheet material cutting equipment |
| US5325754A (en) * | 1991-05-24 | 1994-07-05 | Paul Troester Maschinenfabrik | Apparatus for cutting profile strips formed of rubber mixtures |
| BR9503770A (en) * | 1994-08-31 | 1996-04-16 | Goodyear Tire & Rubber | High speed rotary cutting set for cutting sheets of elastomeric materials High speed rotary cutting method of a sheet of elastomeric material and method for replacing a shoe and a shoe insert in an application involving high speed rotary cutting of a sheet of elastomeric material |
| DE69518481T2 (en) * | 1994-09-13 | 2001-04-19 | Gunze Kk | Gas-impermeable laminate made of rubber and plastic |
| JP3745415B2 (en) * | 1995-07-17 | 2006-02-15 | 株式会社ブリヂストン | Tire manufacturing method |
| JPH0966491A (en) * | 1995-08-31 | 1997-03-11 | Yokohama Rubber Co Ltd:The | Sheet material cutting-off device |
| US20030150306A1 (en) * | 2000-05-19 | 2003-08-14 | Adamo Sala | Apparatus for the automatically cutting of elements made of elastomeric material |
| JP2005238759A (en) * | 2004-02-27 | 2005-09-08 | Sumitomo Rubber Ind Ltd | Pneumatic tire and its manufacturing method |
| US20100126646A1 (en) * | 2005-07-28 | 2010-05-27 | Toyo Tire & Rubber Co., Ltd. | Method and apparatus for producing tire inner liner members, and tire having inner liner |
| JP4004518B2 (en) * | 2005-10-04 | 2007-11-07 | 横浜ゴム株式会社 | Pneumatic tire using rubber laminate |
| JP2007112015A (en) * | 2005-10-20 | 2007-05-10 | Bridgestone Corp | Production line of beltlike reinforcing member, and manufacturing process of beltlike reinforcing member |
| SE530194C2 (en) * | 2006-07-10 | 2008-03-25 | Sandvik Intellectual Property | An edge of a knife means for a knife roller |
| US20100193098A1 (en) * | 2007-07-23 | 2010-08-05 | The Yokohama Rubber Co., Ltd. | Pneumatic tire |
| JP5071204B2 (en) | 2008-03-31 | 2012-11-14 | 横浜ゴム株式会社 | Pneumatic tire |
| JP2010167829A (en) * | 2009-01-20 | 2010-08-05 | Yokohama Rubber Co Ltd:The | Pneumatic tire and method for manufacturing the same |
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2013
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2014
- 2014-04-18 US US14/787,247 patent/US10562252B2/en active Active
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- 2014-04-18 WO PCT/JP2014/061016 patent/WO2014175174A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001232696A (en) * | 2000-02-22 | 2001-08-28 | Toyo Tire & Rubber Co Ltd | Method for molding unvulcanized tire inner liner |
| WO2012086801A1 (en) * | 2010-12-22 | 2012-06-28 | 横浜ゴム株式会社 | Pneumatic tyre manufacturing method |
| JP5146591B1 (en) * | 2011-12-22 | 2013-02-20 | 横浜ゴム株式会社 | Pneumatic tire manufacturing method |
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| Publication number | Publication date |
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| WO2014175174A1 (en) | 2014-10-30 |
| DE112014002153B4 (en) | 2021-05-20 |
| US10562252B2 (en) | 2020-02-18 |
| CN105142887B (en) | 2017-11-17 |
| US20160114545A1 (en) | 2016-04-28 |
| JP2014213559A (en) | 2014-11-17 |
| DE112014002153T5 (en) | 2016-01-07 |
| JP6236855B2 (en) | 2017-11-29 |
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